7852740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2671}}^1$

素因数の和:2697

約数の個数: 72

約数和(自身を含む): 25587072

約数和(自身を除く): 17734332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2671, 2940, 5342, 8013, 10684, 13355, 16026, 18697, 26710, 32052, 37394, 40065, 53420, 56091, 74788, 80130, 93485, 112182, 130879, 160260, 186970, 224364, 261758, 280455, 373940, 392637, 523516, 560910, 654395, 785274, 1121820, 1308790, 1570548, 1963185, 2617580, 3926370, 7852740]

約数ペア:

[(1, 7852740), (2, 3926370), (3, 2617580), (4, 1963185), (5, 1570548), (6, 1308790), (7, 1121820), (10, 785274), (12, 654395), (14, 560910), (15, 523516), (20, 392637), (21, 373940), (28, 280455), (30, 261758), (35, 224364), (42, 186970), (49, 160260), (60, 130879), (70, 112182), (84, 93485), (98, 80130), (105, 74788), (140, 56091), (147, 53420), (196, 40065), (210, 37394), (245, 32052), (294, 26710), (420, 18697), (490, 16026), (588, 13355), (735, 10684), (980, 8013), (1470, 5342), (2671, 2940)]